Claude Sonnet 5

Routed in Core
by Anthropic

Strong daily agent quality with balanced speed and cost.

53Artificial Analysis Index
$1.52Observed benchmark task
$2 in$10 out
83tokens per second

What we know

Open source
Availability
Available through Core's model router
Core fit
55 / 100 · Strong
Public intelligence
53 · max effort
Benchmark snapshot
Jul 2026
Input price
$2 per 1M tokens
Output price
$10 per 1M tokens
Cache read
$0.2 per 1M tokens